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Commit 39613974 authored by Andreas Gampe's avatar Andreas Gampe
Browse files

Zygote: Set libbase default tag on fork 

When forking, set the default tag to the process name, so that
non-tagged logging (like ART's) get tagged accordingly.

Bug: 34867873
Test: m
Change-Id: I81d526c8f5af0fde488cdf8efd1835298ff501fc
parent 7ac5deaf

core/jni/com_android_internal_os_Zygote.cpp

+4 −2
Original line number Diff line number Diff line
@@ -488,6 +488,8 @@ void SetThreadName(const char* thread_name) { 
  if (errno != 0) {

    ALOGW("Unable to set the name of current thread to '%s': %s", buf, strerror(errno));

  }

  // Update base::logging default tag.

  android::base::SetDefaultTag(buf);

}



// The list of open zygote file descriptors.
@@ -685,10 +687,10 @@ static pid_t ForkAndSpecializeCommon(JNIEnv* env, uid_t uid, gid_t gid, jintArra 


    // Make it easier to debug audit logs by setting the main thread's name to the

    // nice name rather than "app_process".

    if (se_info_c_str == NULL && is_system_server) {

    if (se_name_c_str == NULL && is_system_server) {

      se_name_c_str = "system_server";

    }

    if (se_info_c_str != NULL) {

    if (se_name_c_str != NULL) {

      SetThreadName(se_name_c_str);

    }